Home / 1,169,654,555.84-1,613,944,763.19-660,831,611.29

Finding the Fourth Proportional to 1,169,654,555.84, 1,613,944,763.19 and 660,831,611.29

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Solution

The fourth proportional to 1,169,654,555.84, 1,613,944,763.19 and 660,831,611.29 is: 911,846,761.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,654,555.84 : 1,613,944,763.19 = 660,831,611.29 : x
  2. Step 2: Convert to fraction form
    1,169,654,555.84/1,613,944,763.19 = 660,831,611.29/x
  3. Step 3: Cross multiply
    1,169,654,555.84x = 1,613,944,763.19 × 660,831,611.29
  4. Step 4: Simplify right side
    1,169,654,555.84x = 1,066,545,718,387,870,336
  5. Step 5: Solve for x
    x = 1,066,545,718,387,870,336/1,169,654,555.84
  6. Step 6: Final answer
    x = 911,846,761.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.